KR102280091B1 - 수소지연파괴특성 및 점용접성이 우수한 열간 프레스용 알루미늄계 도금 강판 및 그 제조방법 - Google Patents
수소지연파괴특성 및 점용접성이 우수한 열간 프레스용 알루미늄계 도금 강판 및 그 제조방법 Download PDFInfo
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- KR102280091B1 KR102280091B1 KR1020190156853A KR20190156853A KR102280091B1 KR 102280091 B1 KR102280091 B1 KR 102280091B1 KR 1020190156853 A KR1020190156853 A KR 1020190156853A KR 20190156853 A KR20190156853 A KR 20190156853A KR 102280091 B1 KR102280091 B1 KR 102280091B1
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- steel sheet
- aluminum
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- plating layer
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- 238000004519 manufacturing process Methods 0.000 title claims description 24
- 229910052739 hydrogen Inorganic materials 0.000 title claims description 20
- 239000001257 hydrogen Substances 0.000 title claims description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims description 19
- 230000003111 delayed effect Effects 0.000 title description 4
- 230000001976 improved effect Effects 0.000 title description 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 133
- 239000010959 steel Substances 0.000 claims abstract description 133
- 238000007747 plating Methods 0.000 claims abstract description 124
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 97
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 92
- 238000005275 alloying Methods 0.000 claims abstract description 82
- 229910015372 FeAl Inorganic materials 0.000 claims abstract description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 13
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- 239000001301 oxygen Substances 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims description 48
- 238000001816 cooling Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 29
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- 239000012535 impurity Substances 0.000 claims description 16
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- 239000000956 alloy Substances 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims description 7
- 229910052721 tungsten Inorganic materials 0.000 claims description 7
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 229910052787 antimony Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 112
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 33
- 230000000052 comparative effect Effects 0.000 description 28
- 230000000694 effects Effects 0.000 description 13
- 239000000463 material Substances 0.000 description 6
- 229910000905 alloy phase Inorganic materials 0.000 description 5
- 229910000734 martensite Inorganic materials 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 229910018084 Al-Fe Inorganic materials 0.000 description 2
- 229910018192 Al—Fe Inorganic materials 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
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- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
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- 229910000765 intermetallic Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910018125 Al-Si Inorganic materials 0.000 description 1
- 229910000680 Aluminized steel Inorganic materials 0.000 description 1
- 229910018520 Al—Si Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
- C23C28/028—Including graded layers in composition or in physical properties, e.g. density, porosity, grain size
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Priority Applications (4)
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US17/297,757 US20220049338A1 (en) | 2018-11-30 | 2019-11-29 | Aluminum-based plated steel plate for hot press having excellent resistance against hydrogen delayed fracture and spot weldability, and method for manufacturing same |
PCT/KR2019/016769 WO2020111884A1 (fr) | 2018-11-30 | 2019-11-29 | Plaque d'acier plaqué à base d'aluminium pour presse à chaud ayant d'excellentes propriétés de résistance contre une rupture différée par l'hydrogène et de soudabilité par points, et son procédé de fabrication |
MX2021006196A MX2021006196A (es) | 2018-11-30 | 2019-11-29 | Placa de acero chapada en base a aluminio para prensa caliente que tiene excelente resistencia contra la fractura retardada de hidrógeno y soldabilidad por puntos y método para manufactura de la misma. |
JP2021529861A JP7167343B2 (ja) | 2018-11-30 | 2019-11-29 | 水素遅延破壊特性及びスポット溶接性に優れた熱間プレス用アルミニウム系めっき鋼板及びその製造方法 |
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KR20180152575 | 2018-11-30 | ||
KR1020180152575 | 2018-11-30 |
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WO2023135932A1 (fr) * | 2022-01-11 | 2023-07-20 | Jfeスチール株式会社 | Tôle d'acier pour pressage à chaud, procédé de production de tôle d'acier pour pressage à chaud, élément pressé à chaud et procédé de production d'élément pressé à chaud |
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JP2001073108A (ja) | 1999-06-29 | 2001-03-21 | Nippon Steel Corp | 耐食性、外観に優れた溶融アルミめっき鋼板及びその製造法 |
KR101696121B1 (ko) * | 2015-12-23 | 2017-01-13 | 주식회사 포스코 | 내수소지연파괴특성, 내박리성 및 용접성이 우수한 열간성형용 알루미늄-철 합금 도금강판 및 이를 이용한 열간성형 부재 |
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JP3130470B2 (ja) * | 1996-05-20 | 2001-01-31 | 川崎製鉄株式会社 | プレス加工性及びメッキ密着性に優れる高強度溶融亜鉛メッキ鋼板 |
JP4551034B2 (ja) * | 2001-08-09 | 2010-09-22 | 新日本製鐵株式会社 | 溶接性、塗装後耐食性に優れた高強度自動車部材用アルミめっき鋼板及びそれを使用した自動車部材 |
DE102008006771B3 (de) * | 2008-01-30 | 2009-09-10 | Thyssenkrupp Steel Ag | Verfahren zur Herstellung eines Bauteils aus einem mit einem Al-Si-Überzug versehenen Stahlprodukt und Zwischenprodukt eines solchen Verfahrens |
JP6296805B2 (ja) | 2014-01-23 | 2018-03-20 | Ai Technology株式会社 | 検知装置 |
KR101569509B1 (ko) * | 2014-12-24 | 2015-11-17 | 주식회사 포스코 | 프레스성형시 내파우더링성이 우수한 hpf 성형부재 및 이의 제조방법 |
KR101696069B1 (ko) * | 2015-05-26 | 2017-01-13 | 주식회사 포스코 | 내박리성이 우수한 hpf 성형부재 및 그 제조방법 |
US11420419B2 (en) * | 2015-12-24 | 2022-08-23 | Posco | Austenite-based molten aluminum-plated steel sheet having excellent properties of plating and weldability |
KR102280093B1 (ko) * | 2018-11-30 | 2021-07-22 | 주식회사 포스코 | 내식성 및 용접성이 우수한 열간 프레스용 알루미늄-철계 도금 강판 및 그 제조방법 |
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JP2001073108A (ja) | 1999-06-29 | 2001-03-21 | Nippon Steel Corp | 耐食性、外観に優れた溶融アルミめっき鋼板及びその製造法 |
KR101696121B1 (ko) * | 2015-12-23 | 2017-01-13 | 주식회사 포스코 | 내수소지연파괴특성, 내박리성 및 용접성이 우수한 열간성형용 알루미늄-철 합금 도금강판 및 이를 이용한 열간성형 부재 |
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CN113166912A (zh) | 2021-07-23 |
CN117026143A (zh) | 2023-11-10 |
KR20200066237A (ko) | 2020-06-09 |
EP3889313A1 (fr) | 2021-10-06 |
CN113166912B (zh) | 2023-02-17 |
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